Question

its zeros respectively. 8V3., 21
4. If x = a , y = b is the solution of the equation x-y=2 and x+y =4.
5. Solve 9x2-3(a+b)x+ab=0​

Answer 1

Step-by-step explanation:

$4. \: a - b = 2 \\ a + b = 4 \\ now \: 2a = 6 \\ a = 3 \\ and \: b = 4 - 3 \\ b = 1$